CVE-2026-50873

published 2026-06-15

CVE-2026-50873: An arbitrary file upload vulnerability in the attachment handling component of flatnotes v5.5.4 allows attackers to execute arbitrary code via uploading a…

Priority P2 60 critical 9.8 CVSS 3.1

AV N AC L PR N UI N S U C H I H A H

An arbitrary file upload vulnerability in the attachment handling component of flatnotes v5.5.4 allows attackers to execute arbitrary code via uploading a crafted HTML or SVG file.

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CWE-434